Mortgage Payable and Other Secured Financing - Contractual Maturities of Mortgages Payable and Other Secured Financing (Details) - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Mortgage Loans on Real Estate [Line Items]
Total mortgages payable and other secured financings, net	$ 25,429,450	$ 25,984,872
Mortgages Payable and Other Secured Financing [Member]
Mortgage Loans on Real Estate [Line Items]
Remainder of 2021	292,299
2022	870,162
2023	909,151
2024	947,168
2025	1,746,754
Thereafter	20,665,299
Total	25,430,833
Unamortized deferred financing costs	(1,383)
Total mortgages payable and other secured financings, net	$ 25,429,450

Long term debt maturities repayments of principal after year four.

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Mortgages payable and other secured financing, net.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in remainder of current fiscal year.

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